Journal Issue

Volume 11, Number 2


Index terms:

Tackling the COVID-19 Pandemic: Managing the Cause, Spread, and Impact

Mohammed Ali Berawi, Nyoman Suwartha, Eny Kusrini, Akhmad Herman Yuwono, Ruki Harwahyu, Eko Adhi Setiawan, Yandi Andri Yatmo, Paramita Atmodiwirjo, Yuri T. Zagloel, Muhammad Suryanegara, Nandy Putra, Muhammad Arif Budiyanto, Yudan Whulanza

Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.4035
Pages : 209-214

Index terms: Accelerated aging; Hemp; Office paper; Xenon light source

Effects of Photo-oxidation on the Properties of Hemp Office Papers

Ivana Plazonic, Vesna Džimbeg-Malcic, Irena Bates, Željka Barbaric-Mikocevic

Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.3196
Pages : 215-224

Index terms: Biodiesel; Response surface methodology; Rice bran; Ultrasound

An Ultrasound Assisted Transesterification to Optimize Biodiesel Production from Rice Bran Oil

Husin Ibrahim, Arridina Susan Silitonga, Rahmawaty , Surya Dharma, Abdi Hanra Sebayang, Khairil , Sumartono , Joko Sutrisno, Abdul Razak

Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.905
Pages : 225-234

Index terms: Energy consumption; External geometry; Infiltration; Simulation; Wind pressure

The Effects of Building Glass Façade Geometry on Wind Infiltration and Heating and Cooling Energy Consumption

Amiraslan Darvish, Seyed Rahman Eghbali, Golsa Eghbali, Yousef Gorji Mahlabani

Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.3201
Pages : 235-247

Index terms: non-Newtonian; Particle solid; Passive control; Pressure drop; Spiral pipe
Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.3506
Pages : 248-258

Index terms: Admixture; Cement; Copolymer; Mortar; PVA; Workability

Utilization of Poly(Polyvinyl Alcohol-g-2-Ethylhexyl Acrylate) as Admixture for Mortar

Lyazzat Bekbayeva, El-Sayed Negim, Yeligbayeva Gulzhakhan, Eshmaiel Ganjian

Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.3927
Pages : 259-268

Index terms: Absorption efficiency; Hollow fiber; Mass transfer coefficient; NOx loading

The Effect of the Number of Fibers in Hollow Fiber Membrane Modules for NOx Absorption

Sutrasno Kartohardjono, Mohamad Sofwan Rizky, Eva Fathul Karamah, Woei-Jye Lau

Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.3616
Pages : 269-277

Index terms: Blades; Efficiency; Energy; Undershot; Water wheels

Performance of Undershot Water Wheel with Bowl-shaped Blades Model

Luther Sule, Andi Amijoyo Mochtar, Onny Sutresman

Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.2465
Pages : 278-287

Index terms: Coffee; Electronic tongue; Electrochemistry; Polypyrrole; Sensors
Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.3225
Pages : 288-298

Index terms: Adsorption; Desorption; Swelling; Thermosensitive

The Effect of Synthesis Condition of the Ability of Swelling, Adsorption, and Desorption of Zwitterionic Sulfobetaine-Based Gel

Suprapto, Takehiko Gotoh, Nurlaili Humaidah, Renna Febryanita, Muhammad Sa’i Firdaus, Eva Oktavia Ningrum

Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.3860
Pages : 299-309


Index terms: Design of experiment; Indonesian market; Mathematical models; Success factors
Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.3428
Pages : 322-332


Index terms: Emotional intelligence; Fatigue; Intercity bus drivers; Need for recovery; Workload
Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.3792
Pages : 342-352

Index terms: Economy of port city; Port cluster; Sustainable port; Shore power system; System dynamics

Sustainability Assessment of the Tanjung Priok Port Cluster

Armand Omar Moeis, Fenny Desriani, Arry Rahmawan Destyanto, Teuku Yuri Zagloel, Akhmad Hidayatno, Aziiz Sutrisno

Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.3894
Pages : 353-363

Index terms: Composite membrane; Hydrophobic membrane; Oil-water emulsions; Silica film; Sol-gel

Manufacture of a Hydrophobic Silica Nanoparticle Composite Membrane for Oil-Water Emulsion Separation

Bambang Poerwadi, Christina W. Kartikowati, Rama Oktavian, Oyong Novareza

Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.3279
Pages : 364-373

Index terms: Design of container terminal facilities; Glowworm swarm optimization; Particle swarm optimization; Stochastic optimization.
Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.2090
Pages : 374-387

Index terms: Condition monitoring; Dissolved gas analysis; Fault diagnosis; Support vector machine; Transformer

Data-driven Fault Diagnosis of Power Transformers using Dissolved Gas Analysis (DGA)

Arian Dhini, Akhmad Faqih, Benyamin Kusumoputro, Isti Surjandari, Andrew Kusiak

Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.3625
Pages : 388-399

Index terms: Dimethyl ether; Flame height; Flame stability; Liquefied petroleum gas; Working region

Experimental Comparison of Working Region, Flame Stability, and Flame Height of LPG, DME, and DME-mixed LPG in an Atmospheric Diffusion Cylindrical Burner

Riesta Anggarani, Lies Aisyah, Cahyo Setyo Wibowo, Yulianto Sulistyo Nugroho, I Made Kartika Dhiputra

Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.3914
Pages : 400-410

Index terms: Isolated word; K-nearest neighbor (KNN); Mel frequency cepstral coefficients (MFCC); Number of syllables; Speech recognition
Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.3678
Pages : 411-421

Index terms: Boiler ash; Characteristics; Nano-silica; Precipitation; Silica

Synthesis of Nano-silica from Boiler Ash in the Sugar Cane Industry using the Precipitation Method

Nastiti Siswi Indrasti, Andes Ismayana, Akhiruddin Maddu, Sasongko Setyo Utomo

Publication Date (Online):
Apr 21, 2020
DOI: https://doi.org/10.14716/ijtech.v11i2.1741
Pages : 422-435